APA (7th ed.) Citation

Trowbridge, N. E. (1974). The new media challenge / (by) N.E. Trowbridge. Macmillan.

Chicago Style (17th ed.) Citation

Trowbridge, Nelson Edwin. The New Media Challenge / (by) N.E. Trowbridge. London: Macmillan, 1974.

MLA (9th ed.) Citation

Trowbridge, Nelson Edwin. The New Media Challenge / (by) N.E. Trowbridge. Macmillan, 1974.

Warning: These citations may not always be 100% accurate.